/Engine/Source/Runtime/Engine/Classes/Components/SkinnedMeshComponent.h
SkeletalMeshSocket of named socket on the skeletal mesh component, or NULL if not found.
[USkeletalMeshSocket](API\Runtime\Engine\Engine\USkeletalMeshSocket) const * GetSocketByName ( [FName](API\Runtime\Core\UObject\FName) InSocketName ) const